23209-31110
DENSO 23209-31110 Direkt Yakıt Enjektörü Toyota Tacoma Highlander Lexus RX350 3.5L V6 2GR-FKS
23250-31110, FJ1248, 842-12384--200 barUyumlu Araçlar ve Motorlar
| Araç | Motor | Model Yılları |
|---|---|---|
| Toyota Tacoma N300 | Toyota / Lexus 3.5L V6 2GR-FKS / 2GR-FXS D-4S & 2GR-FE Dual VVT-i | 2016-2023 |
| Toyota Highlander XU50 | Toyota / Lexus 3.5L V6 2GR-FKS / 2GR-FXS D-4S & 2GR-FE Dual VVT-i | 2017-2022 |
| Lexus RX350 AL20 | Toyota / Lexus 3.5L V6 2GR-FKS / 2GR-FXS D-4S & 2GR-FE Dual VVT-i | 2016-2022 |
Teknik Özellikler
| Özellik | Değer |
|---|---|
| part_number | 23209-31110 |
| oem_reference | 23209-31110 |
| manufacturer | DENSO |
| system_type | Fuel Injector |
| pressure_rating | 200 bar (2900 psi) |
| operating_temperature | -40°C to +135°C |
| flange_mount_torque | 10 N-m (89 lb-in) |
| high_pressure_line_torque | 25 N-m (18 lb-ft) |
| diagnostic_dtc | P0300, P0301, P0171, P0174 |
| Çalışma BasıncıTemel Değer |
Uyumlu Yüksek Basınç Pompası (Yakıt Devresi Grubu)
Aynı yüksek basınçlı Common Rail devresinde çalışır. Düşük basınç (P0087) teşhisinde enjektörleri değiştirmeden önce pompa debisini kontrol edin.
Montaj İpuçları
- Depressurize the fuel system completely via diagnostic scan tool or by removing the fuel pump fuse prior to line disassembly.
- Clean all surrounding bracket areas thoroughly using residue-free brake cleaner to prevent abrasive particulate ingress.
- Inspect the mechanical camshaft lobe and roller follower or clean injector bore seating surfaces before hardware alignment.
- Install component using fresh factory O-rings or Teflon combustion chamber seals lubricated only with clean motor oil.
- Torque mounting flange fasteners in alternating increments to 10 N-m (89 lb-in).
- Torque high-pressure hydraulic tube fittings using a calibrated flare nut wrench to 25 N-m (18 lb-ft).
- Prime low-pressure fuel circuit, cycle ignition key 3-4 times, and inspect for high-pressure hydraulic leaks before road test.
- Always replace single-use high-pressure metal fuel lines and micro-filter seals whenever disconnected.
- Verify camshaft driving lobe surfaces for scoring or flat spots before installing any mechanical pump.
- Reset long-term and short-term fuel trim adaptations via OBD-II diagnostic scanner after physical replacement.
Ariza Kodlari (DTC) ve Teshis Protokolleri
Bu common rail enjektorunde asinma, devre arizasi veya kalibrasyon kaymasi olustugunda tetiklenen yaygin ariza kodlari (DTC):
Fuel Rail / System Pressure Too Low
Excessive internal backleak from worn control valve seats drops common rail pressure below target under engine load.
Injector Circuit Malfunction / Open Circuit
Solenoid coil resistance drift (0.2-0.5 Ω) or piezo stack degradation triggers driver stage shutdown on affected cylinders.
Cylinder Misfire & Balancing Deviation
Carbon-clogged nozzle spray holes or missing IMA calibration causes uneven cylinder contribution. Recode ECM and verify washer seating.
Fuel Rail / System Pressure Too High
Spill line backpressure or stuck metering valve prevents rail depressurization, creating overpressure risks under load.
Teknik Arıza Teşhis ve Servis Protokolleri
Bu parça grubu için doğrulanmış atölye prosedürleri, test eşik değerleri ve servis talimatları.